The issue persists when using A2DP (as opposed to HSP/HFP), with the
following setup:

BT Adapter: Bus 004 Device 014: ID 0a12:0001 Cambridge Silicon Radio,
Ltd Bluetooth Dongle (HCI mode)

BT Headphones: Mixcder ShareMe Wireless Bluetooth Headphones with Mic,
Shareme Fuction, Bluetooth 4.1 Stereo Headset

Ubuntu 16.04, with kernel: Linux dash-desktop 4.4.0-89-generic
#112-Ubuntu x86_64

Same with my mac, also running 16.04 with the same headphone.

Switching to HSP always works for me, but the sound quality is terrible.

The following workaround works for me when using the USB dongle:

- Disconnect bluetooth device.
- Restart bluetooth daemon.
- Connect bluetooth adapter.
- Manually connect to the headphones again.
- Change sound settings, possibly selecting the BT device for audio playback, 
and sometimes switching to HSP and back to A2DP.

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1589008

Title:
  Bluetooth freezing video playback In Ubuntu/Kubuntu 16.04

Status in linux package in Ubuntu:
  Confirmed
Status in pulseaudio package in Ubuntu:
  Confirmed

Bug description:
  In 16.04 when a bluetooth audio device is connected it freezes video
  playback and also no sound comes from online audio only streams. Issue
  does not exist with a wired headset.

  This issue does not exist with 15.10. All updates have been installed
  on 16.04 including backports but they have not fixed the issue.

  It is not browser specific and not website specific.

  It is not hardware specific as it affects my laptop with an intel 7260
  card and my pc with an intel 8260 card.

  The issue exists on both ubuntu and kubuntu 16.04.

  I have reported it on the ubuntu support forums and after
  investigation a moderator noticed changed in the kernel from 4.4 and
  4.2 that may becausing the issue and asked me to file a bug report.

  The ubuntu forum thread can be found here.
  http://ubuntuforums.org/showthread.php?t=2326672

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-23-generic 4.4.0-23.41
  ProcVersionSignature: Ubuntu 4.4.0-23.41-generic 4.4.10
  Uname: Linux 4.4.0-23-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia
  ApportVersion: 2.20.1-0ubuntu2.1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  stephen    1435 F.... pulseaudio
   /dev/snd/controlC0:  stephen    1435 F.... pulseaudio
  CurrentDesktop: KDE
  Date: Fri Jun  3 23:50:00 2016
  HibernationDevice: RESUME=UUID=78e7aefc-d517-4c58-836f-a90f0b6017c6
  InstallationDate: Installed on 2016-05-06 (28 days ago)
  InstallationMedia: Kubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 8087:0a2b Intel Corp. 
   Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: MSI MS-7978
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-23-generic.efi.signed 
root=UUID=bccf2ca7-4e23-412a-ba10-7a3f915270dd ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-23-generic N/A
   linux-backports-modules-4.4.0-23-generic  N/A
   linux-firmware                            1.157
  SourcePackage: linux
  UpgradeStatus: Upgraded to xenial on 2016-06-03 (0 days ago)
  dmi.bios.date: 05/16/2016
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: C.60
  dmi.board.asset.tag: Default string
  dmi.board.name: H170 GAMING M3 (MS-7978)
  dmi.board.vendor: MSI
  dmi.board.version: 2.0
  dmi.chassis.asset.tag: Default string
  dmi.chassis.type: 3
  dmi.chassis.vendor: MSI
  dmi.chassis.version: 2.0
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrC.60:bd05/16/2016:svnMSI:pnMS-7978:pvr2.0:rvnMSI:rnH170GAMINGM3(MS-7978):rvr2.0:cvnMSI:ct3:cvr2.0:
  dmi.product.name: MS-7978
  dmi.product.version: 2.0
  dmi.sys.vendor: MSI

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